618134064 has 60 divisors (see below), whose sum is σ = 1609798008. Its totient is φ = 204385280.

The previous prime is 618134051. The next prime is 618134107. The reversal of 618134064 is 460431816.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1750912 + ... + 1751264.

Almost surely, 2^618134064 is an apocalyptic number.

It is an amenable number.

618134064 is an abundant number, since it is smaller than the sum of its proper divisors (991663944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

618134064 is a wasteful number, since it uses less digits than its factorization.

618134064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746 (or 549 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 618134064 is about 24862.3020655771. The cubic root of 618134064 is about 851.8456155279.

The spelling of 618134064 in words is "six hundred eighteen million, one hundred thirty-four thousand, sixty-four".